320886573

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{8291}}^1$

素因数の和:8417

約数の個数: 32

約数和(自身を含む): 520074240

約数和(自身を除く): 199187667

約数列:

[1, 3, 7, 19, 21, 57, 97, 133, 291, 399, 679, 1843, 2037, 5529, 8291, 12901, 24873, 38703, 58037, 157529, 174111, 472587, 804227, 1102703, 2412681, 3308109, 5629589, 15280313, 16888767, 45840939, 106962191, 320886573]

約数ペア:

[(1, 320886573), (3, 106962191), (7, 45840939), (19, 16888767), (21, 15280313), (57, 5629589), (97, 3308109), (133, 2412681), (291, 1102703), (399, 804227), (679, 472587), (1843, 174111), (2037, 157529), (5529, 58037), (8291, 38703), (12901, 24873)]